Properties of the Number 75189

Seventy-Five Thousand One Hundred Eighty-Nine

Basics

Value: 75188 → 75189 → 75190

Parity: odd

Prime: No

Previous Prime: 75181

Next Prime: 75193

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 71 × 353

Divisors: 1, 3, 71, 213, 353, 1059, 25063, 75189

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10010010110110101

Octal: 222665

Duodecimal: 37619

Hexadecimal: 125b5

Square: 5653385721

Square Root: 274.20612684621034

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

a(1) = 1; a(n) = prime(n) - prime(n-1)* a(n-1) if n > 1. A79883

Number of distinct primes in the numerator of the 2ⁿ sums generated from the set 1, 1/2, 1/3, ..., 1/n. A75189

Number of nX4 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 0, 1 or 3 neighboring 1s. A296574